Finding the Third Proportional to 636,726 and 1,395,924

Step by Step Solution

1. Step 1: Write the proportion equation
   636,726 : 1,395,924 = 1,395,924 : x
2. Step 2: Convert to fraction form
   636,726/1,395,924 = 1,395,924/x
3. Step 3: Cross multiply
   636,726x = 1,395,924 × 1,395,924
4. Step 4: Simplify right side
   636,726x = 1,948,603,813,776
5. Step 5: Solve for x
   x = 1,948,603,813,776/636,726
6. Step 6: Final answer
   x = 3,060,349.06